VOZABAL David · CZECH REPUBLIC
178rank
+4.9Butler · 100 bds
+0.05per board
±4.8swing
+0.14vs par /bd · #173/398
-0.28adjusted /bd
by round
vs par split: bidding -0.33 · play +0.47
Strength of schedule: opponents averaged -0.33/bd (an easy draw) → opponent-adjusted -0.28/bd
Card play — on target: opening leads 73.9% #307 of 397 · declarer play 88.5% #41 of 398 · defence 85.7% #193 of 398
| vs NT | vs a suit | |
|---|---|---|
| Opening leads | 0.0% (4) | 89.5% (19) |
| Declarer play | 100.0% (10) | 81.2% (16) |
| Defence | 88.9% (9) | 85.0% (40) |
Opening leads by suit led: ♠ 71.4% (7) · ♥ 0.0% (1) · ♦ 100.0% (4) · ♣ 72.7% (11)
vs par by strain: NT -0.33 (24) · a suit +0.29 (76)
vs par by level: part-score +0.40 (35) · game +0.21 (56) · slam -1.33 (9)
By role: declaring +0.43/bd (-1.45 vs par · 51) · defending -0.35/bd (+1.80 vs par · 49)
By vulnerability: vulnerable +0.79/bd (+1.35 vs par · 51) · not vulnerable -0.73/bd (-1.12 vs par · 49)
By round↑ top
| Round | Partner | Opponents | Room | Bds | Butler | Avg | vs par |
|---|---|---|---|---|---|---|---|
| Round 1 | E.Klems | G.Hampson – E.Greco | Open | 10 | -17.8 | -1.78 | +1.60 |
| Round 2 | E.Klems | J.Svendsen – L.Aaseng | Open | 10 | -10.0 | -1.00 | -1.60 |
| Round 3 | E.Klems | P.Sinha – B.Naidoo | Open | 10 | +3.4 | +0.34 | -1.00 |
| Round 4 | E.Klems | J.Goralczyk – J.Madera | Open | 10 | +23.3 | +2.33 | +1.50 |
| Round 5 | E.Klems | S.Iyengar – V.Desai | Open | 10 | -2.7 | -0.27 | +2.30 |
| Round 6 | E.Klems | A.Franchi – M.Lanzarotti | Open | 10 | -12.3 | -1.23 | -3.00 |
| Round 7 | E.Klems | A.Arlovich – E.Vainikonis | Open | 10 | +17.8 | +1.78 | +1.70 |
| Round 8 | E.Klems | F.Weiss – L.Selway | Open | 10 | -36.1 | -3.61 | -2.60 |
| Round 9 | E.Klems | B.Saurer – D.Fischer | Open | 10 | -11.3 | -1.13 | -2.60 |
| Round 10 | E.Klems | O.Kupnovitsky – O.Nyemtsev | Open | 10 | +50.6 | +5.06 | +5.10 |
Every board — best Butler first↑ top
vs par = IMPs this pair scored above (+) or below (−) the board’s double-dummy par — what bidding and play (theirs and the opponents’) added or gave away against perfect play.
| Butler | Round | Opponents | Bd | Contract | Lead | Res | vs par |
|---|---|---|---|---|---|---|---|
| +15.6 | Round 10 | UKRAINE | 26 | 4♥ | ♥A | -5 | +16 |
| +12.1 | Round 4 | GONZO GALICJA | 6 | 3NT | ♠9 | = | +12 |
| +11.1 | Round 10 | UKRAINE | 22 | 3♥ | ♠Q | -5 | +12 |
| +10.5 | Round 10 | UKRAINE | 28 | 3NT | ♥Q | = | +10 |
| +9.1 | Round 6 | ZALESKI | 25 | 7♠ | ♦10 | = | +0 |
| +8.4 | Round 5 | EXPOSURE | 16 | 5♣x | ♥A | -3 | +9 |
| +8.2 | Round 5 | EXPOSURE | 17 | 5♣ | ♥A | = | +7 |
| +7.4 | Round 7 | BRIDGESCANNER | 9 | 5♣x | ♠6 | = | +12 |
| +7.2 | Round 7 | BRIDGESCANNER | 8 | 6♠ | ♥A | = | +0 |
| +6.9 | Round 10 | UKRAINE | 27 | 3♣ | ♦K | +4 | +15 |
| +5.8 | Round 4 | GONZO GALICJA | 4 | 4♥ | ♣K | +1 | +1 |
| +5.8 | Round 4 | GONZO GALICJA | 8 | 5♦ | ♠A | -1 | +10 |
| +5.3 | Round 1 | NICKELL | 5 | 3♠ | ♦2 | = | +10 |
| +5.1 | Round 7 | BRIDGESCANNER | 6 | 2♠x | ♣K | -3 | -4 |
| +4.8 | Round 6 | ZALESKI | 29 | 3NT | ♥2 | +1 | +1 |
| +4.5 | Round 7 | BRIDGESCANNER | 3 | 4♠ | ♣10 | -1 | +5 |
| +4.5 | Round 9 | KASIMIR | 12 | 4♥ | ♦4 | +2 | -9 |
| +4.0 | Round 10 | UKRAINE | 21 | 3NT | ♥6 | -1 | +5 |
| +4.0 | Round 10 | UKRAINE | 23 | 3NT | ♠Q | = | +0 |
| +2.9 | Round 8 | PREDDY | 5 | 4♠ | ♠7 | -1 | +5 |
| +2.8 | Round 2 | ECF HOLDING | 15 | 2♦ | ♦2 | +1 | +5 |
| +2.7 | Round 9 | KASIMIR | 16 | 3♠ | ♦A | +1 | +2 |
| +2.5 | Round 6 | ZALESKI | 21 | 4♥ | ♣2 | -1 | +10 |
| +2.5 | Round 7 | BRIDGESCANNER | 7 | 3NT | ♣Q | -1 | +12 |
| +2.2 | Round 3 | GUNS N ROSE | 21 | 4♠ | ♦2 | +1 | +0 |
| +2.2 | Round 4 | GONZO GALICJA | 9 | 6♠ | ♥7 | = | +0 |
| +2.0 | Round 2 | ECF HOLDING | 13 | 1♠ | ♦9 | +1 | -1 |
| +1.9 | Round 3 | GUNS N ROSE | 26 | 2♥ | ♣6 | -1 | +6 |
| +1.9 | Round 7 | BRIDGESCANNER | 10 | 4♥ | ♠J | +2 | +13 |
| +1.8 | Round 5 | EXPOSURE | 13 | 1NT | ♥4 | +2 | +1 |
| +1.8 | Round 8 | PREDDY | 3 | 2♠ | ♣J | = | +5 |
| +1.4 | Round 2 | ECF HOLDING | 19 | 3♦ | ♣K | +2 | +6 |
| +1.3 | Round 2 | ECF HOLDING | 11 | 3♥ | ♦7 | -2 | +0 |
| +1.2 | Round 2 | ECF HOLDING | 12 | 4♥ | ♦J | = | -1 |
| +1.2 | Round 3 | GUNS N ROSE | 23 | 1NT | ♦4 | = | +0 |
| +1.2 | Round 3 | GUNS N ROSE | 24 | 4♠ | ♠5 | = | +0 |
| +1.1 | Round 1 | NICKELL | 6 | 4♠ | ♥A | -2 | +5 |
| +1.1 | Round 3 | GUNS N ROSE | 30 | 2♦x | ♣4 | -1 | +0 |
| +1.1 | Round 4 | GONZO GALICJA | 7 | 3NT | ♠2 | +2 | +2 |
| +0.8 | Round 8 | PREDDY | 7 | 2♠ | ♦Q | = | +1 |
| +0.7 | Round 6 | ZALESKI | 27 | 1NT | ♣3 | +1 | +0 |
| +0.5 | Round 4 | GONZO GALICJA | 10 | 4♦ | ♦4 | -2 | +9 |
| +0.5 | Round 5 | EXPOSURE | 19 | 4♠ | ♣K | = | +0 |
| +0.1 | Round 9 | KASIMIR | 19 | 1NT | ♣Q | +1 | +0 |
| -0.0 | Round 1 | NICKELL | 1 | 4♠ | ♦K | = | +0 |
| -0.1 | Round 10 | UKRAINE | 24 | 3NT | ♣7 | +1 | +1 |
| -0.2 | Round 1 | NICKELL | 10 | 2NT | ♦A | -1 | +0 |
| -0.2 | Round 10 | UKRAINE | 25 | 4♣ | ♠5 | = | -7 |
| -0.3 | Round 3 | GUNS N ROSE | 27 | 4♥ | ♠3 | = | -1 |
| -0.3 | Round 5 | EXPOSURE | 15 | 3NT | ♠J | +2 | -1 |
| -0.4 | Round 10 | UKRAINE | 29 | 4♥ | ♦K | +1 | +0 |
| -0.5 | Round 4 | GONZO GALICJA | 2 | 4♠ | ♣8 | +2 | -11 |
| -0.5 | Round 5 | EXPOSURE | 11 | 4♦x | ♠J | -3 | +10 |
| -0.5 | Round 9 | KASIMIR | 17 | 4♠ | ♣2 | +1 | +0 |
| -0.7 | Round 3 | GUNS N ROSE | 29 | 5♦ | ♣A | = | +0 |
| -0.8 | Round 2 | ECF HOLDING | 14 | 3♥ | ♣A | +1 | -6 |
| -0.8 | Round 10 | UKRAINE | 30 | 3NT | ♣2 | +2 | -1 |
| -0.9 | Round 3 | GUNS N ROSE | 22 | 3NT | ♠7 | +1 | -4 |
| -0.9 | Round 4 | GONZO GALICJA | 1 | 3♥ | ♠Q | = | +0 |
| -1.0 | Round 4 | GONZO GALICJA | 3 | 4♥ | ♠Q | -1 | -3 |
| -1.1 | Round 3 | GUNS N ROSE | 28 | 3NT | ♥4 | = | +0 |
| -1.2 | Round 3 | GUNS N ROSE | 25 | 4♥ | ♠4 | +2 | -11 |
| -1.2 | Round 6 | ZALESKI | 28 | 2♠ | ♣6 | = | -5 |
| -1.2 | Round 7 | BRIDGESCANNER | 4 | 3♦ | ♦7 | +1 | +0 |
| -1.2 | Round 9 | KASIMIR | 11 | 4♥ | ♦6 | -1 | +5 |
| -1.3 | Round 2 | ECF HOLDING | 16 | 2♥ | ♦5 | +2 | +6 |
| -1.3 | Round 5 | EXPOSURE | 20 | 4♠ | ♣K | +1 | +13 |
| -1.3 | Round 6 | ZALESKI | 26 | 5♠ | ♠9 | = | +0 |
| -1.4 | Round 7 | BRIDGESCANNER | 5 | 3NT | ♥9 | +3 | -14 |
| -1.5 | Round 8 | PREDDY | 8 | 2♠ | ♣A | +2 | -6 |
| -1.7 | Round 9 | KASIMIR | 18 | 3NT | ♣6 | = | +1 |
| -1.8 | Round 4 | GONZO GALICJA | 5 | 2♥x | ♦K | -1 | -5 |
| -2.0 | Round 9 | KASIMIR | 15 | 4♥ | ♠A | +2 | -1 |
| -2.2 | Round 9 | KASIMIR | 14 | 3♥ | ♣J | = | -1 |
| -2.6 | Round 1 | NICKELL | 8 | 4♥ | ♠9 | -1 | -4 |
| -2.7 | Round 1 | NICKELL | 9 | 4♠ | ♣4 | -2 | +0 |
| -2.7 | Round 8 | PREDDY | 9 | 3♣ | ♣5 | +1 | +0 |
| -3.0 | Round 2 | ECF HOLDING | 17 | 5♠ | ♣2 | -2 | -9 |
| -3.4 | Round 1 | NICKELL | 7 | 4♣ | ♣8 | -1 | -5 |
| -3.7 | Round 1 | NICKELL | 2 | 4♥ | ♣5 | -1 | +2 |
| -3.7 | Round 5 | EXPOSURE | 12 | 4♠ | ♣3 | -1 | -5 |
| -3.7 | Round 7 | BRIDGESCANNER | 1 | 3NT | ♥5 | = | +0 |
| -3.8 | Round 6 | ZALESKI | 22 | 6♦x | ♣2 | -2 | -5 |
| -4.1 | Round 8 | PREDDY | 4 | 3NT | ♣8 | -1 | -6 |
| -4.5 | Round 7 | BRIDGESCANNER | 2 | 3NT | ♠7 | -3 | -7 |
| -4.5 | Round 9 | KASIMIR | 20 | 6♣ | ♠8 | -3 | -15 |
| -4.7 | Round 1 | NICKELL | 4 | 2♠ | ♠7 | -2 | -3 |
| -4.9 | Round 6 | ZALESKI | 23 | 3NT | ♦A | -1 | -12 |
| -5.2 | Round 2 | ECF HOLDING | 18 | 6♠x | ♥J | -2 | -5 |
| -5.3 | Round 8 | PREDDY | 2 | 3NT | ♥Q | -2 | -8 |
| -6.5 | Round 9 | KASIMIR | 13 | 5♣x | ♥4 | -2 | -8 |
| -6.9 | Round 1 | NICKELL | 3 | 6♦ | ♠7 | = | +11 |
| -7.1 | Round 5 | EXPOSURE | 14 | 6♥ | ♠3 | = | +0 |
| -7.9 | Round 8 | PREDDY | 10 | 3♦ | ♣K | = | -12 |
| -8.0 | Round 8 | PREDDY | 1 | 4♠ | ♦5 | = | -7 |
| -8.4 | Round 2 | ECF HOLDING | 20 | 4♥x | ♠Q | = | -11 |
| -8.5 | Round 6 | ZALESKI | 30 | 4♥ | ♣2 | = | -11 |
| -8.7 | Round 5 | EXPOSURE | 18 | 2♥x | ♠Q | = | -11 |
| -9.7 | Round 6 | ZALESKI | 24 | 3♦x | ♠4 | -3 | -8 |
| -12.1 | Round 8 | PREDDY | 6 | 6♦ | ♠3 | = | +2 |